In a significant trial at the Seoul Central District Court, former Marine Corps investigator Park Jeong-hoon labeled military prosecutors as "hounds of power" due to alleged misconduct during his prosecution for insubordination. This situation arose following Park's investigation into the death of Private Cha, during which he disclosed pressure exerted by former President Yoon Seok-youl to shield a suspect. Park is contending against charges of false documents and abuse of power brought forth by military prosecutors involved in the case. He has claimed that they included 17 false statements in their arrest warrant, which he argues were intended to undermine his credibility and prevent further investigation into the external pressure he revealed.

The incident traces back to a 2023 event where Park exposed that Yoon had pressured the investigation to exclude Army Commander Im Seong-geun. In retaliation, the military prosecutors accused him of insubordination and even attempted to charge him with defamation against his superiors due to his revelations. The military court subsequently dismissed the warrants related to these charges, but the legal battle continues in the wake of what Park identifies as a broader issue of political influence undermining military justice. He expressed concerns over the military's ability to pursue justice free from political influence as he faces ongoing allegations despite the circumstances surrounding his actual conduct in the investigation.

During the court proceedings, Park outlined what he perceives as a systematic effort to suppress the investigation that could implicate high-level officials, underscoring the implications of his case for military integrity and accountability. He described the frequency of warrant requests against him as unprecedented, suggesting a coordinated effort to intimidate and discredit him. As the trial proceeds, it raises essential questions about military oversight and the extent to which political power may influence judicial processes within South Korea's armed forces.